This week's app gallery assembles a number of promising newcomers along with return of a Bitcoin payments app and significant new updates to a pair of popular productivity apps. Most of these new arrivals are free to install, but most of the paid titles are currently discounted for a limited time, so don't hesitate to get downloading before those prices go back up!

As former users of the Commodore Amiga, we fondly recall the quaint simplicity of graphics editors like Deluxe Paint. Those looking to revisit that bygone era will have plenty of fun with Pixaki, assuming they have the chops to actually paint with pixels in the first place. Pixaki is a touch-powered painting app for the iPad, but unlike modern tools such as Adobe Photoshop Touch, developer Luke Rogers has created a playground for retro artists to embrace those chunky pixels from the glory days of personal computing.